The experience gained from using high strength lightweight aggregate (
LWA) concrete in long-span Norwegian bridges are presented, based on b
ridge cases dated back to 1987, Bridge designs using high strength LWA
concrete might, in general, be economical for long-span bridges depen
ding on bridge geometry, site location and application, Experience wit
h durability and maintenance are limited and will be further evaluated
with time. Copyright (C) 1996 Elsevier Science Ltd.